Underwater scooter



FIG. 1 is a front perspective view of an underwater scooter showing our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is a right view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken lines shown are included for the purpose of illustrating portions of the article which form no part of the claimed design. 

CLAIM The ornamental design for an underwater scooter, as shown and described. 